﻿/*
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/

using System;
using System.Text;
using System.Collections.Generic;
using System.Linq;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using System.Data.SQLite;
using System.Diagnostics;
using System.Text.RegularExpressions;

namespace IvyOrm.Test.General
{
    [TestClass]
    [DeploymentItem("x86")] //SQLite
    public class GetParameterPlaceholderExtensionTest
    {
        [TestMethod]
        public void GetParameterPlaceholder_NullArgument()
        {
            AssertB.ThrowsException<ArgumentNullException>(() => 
                {
                    GetParameterPlaceholderExtension.GetParameterPlaceholder(null, 0);
                });
        }

        [TestMethod]
        public void GetParameterPlaceholder_Test()
        {
            //A
            var connection = new SQLiteConnection();
            var commandBuilder = connection.GetFactory().CreateCommandBuilder();

            //A
            var parameterName = commandBuilder.GetParameterPlaceholder(1);
            Debug.Print(connection.GetType().Name + ".GetParameterPlaceholder(1) ==> " + parameterName);

            //A
            var targetPatern = @"^" +
                         @"[\:\@\$]" +
                         @"[A-Za-z]+" +
                         @"1" +
                         @"$";
            Assert.IsTrue(Regex.IsMatch(parameterName, targetPatern));

            //Repeated Test 
            for (int i = 0; i < 100; i++)
                Assert.AreEqual(commandBuilder.GetParameterPlaceholder(i), commandBuilder.GetParameterPlaceholder(i));
        }

    }
}
